Home / 3,025.56-4,538.36-1,077.76

Finding the Fourth Proportional to 3,025.56, 4,538.36 and 1,077.76

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Solution

The fourth proportional to 3,025.56, 4,538.36 and 1,077.76 is: 1,616.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,025.56 : 4,538.36 = 1,077.76 : x
  2. Step 2: Convert to fraction form
    3,025.56/4,538.36 = 1,077.76/x
  3. Step 3: Cross multiply
    3,025.56x = 4,538.36 × 1,077.76
  4. Step 4: Simplify right side
    3,025.56x = 4,891,262.87
  5. Step 5: Solve for x
    x = 4,891,262.87/3,025.56
  6. Step 6: Final answer
    x = 1,616.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.